Top Senior .NET Developer Jobs

Lead development of enterprise-scale ASP.NET MVC and SPA applications. Gather requirements, design .NET architectures, implement Entity Framework/SQL solutions, build responsive front-ends (AngularJS/EmberJS/Bootstrap/Kendo), ensure high-availability, mentor teams, and collaborate with external groups in an Agile environment.

Design, build, and maintain cloud-based, n-tier web applications across the full software development lifecycle. Collaborate with engineers and stakeholders, translate requirements into solutions, perform architecture work, estimate and plan projects, and support clients while ensuring high-quality delivery.

Design, architect, and build payment and transaction processing applications using C#/.NET. Lead cross-functional meetings, produce high-quality optimized code, implement web services, and collaborate with teams to deliver scalable, maintainable solutions.

Senior Full Stack Developer focusing on backend C#/.NET (Core/.NET 8) with preferred React front-end experience. Rebuild and modernize acquired real-estate/mortgage applications using ASP.NET Core, EF Core, OData, and ElasticSearch. Work remotely with a financial/real estate client on an 18–24 month project; a timed code exercise is required as part of the application.

The Full Stack .Net Developer will develop and maintain web applications, write efficient code, and collaborate on new features.

The role involves developing software in .NET, focusing on C#, problem-solving, multi-tasking, and collaborating within teams while utilizing integration solutions and various web technologies.

Design, code, and test applications using .NET and SQL Server, develop web applications, create SQL queries, and integrate APIs. Provide technical support and guidance.

The Senior .NET Developer will design, develop, and maintain applications using .NET technologies, conduct performance tuning, and collaborate with team members on software methodologies and architecture.

The Senior .NET Developer modernizes legacy applications and develops new solutions using .NET technologies, focusing on enterprise application support and compliance within agile teams.

Develop and maintain a high-performance image processing system, optimizing algorithms for efficiency, and collaborating with hardware engineers for seamless integration.

Design, develop, test, and deploy scalable full-stack solutions across the lifecycle. Collaborate in Agile teams, use cloud platforms and CI/CD, mentor teammates, engage directly with clients, and apply modern development and DevOps practices.

As a Sr. Software Engineer at Bloomerang, you will lead technical direction, mentor engineers, and enhance SaaS solutions while utilizing .NET and AI tools. You will ensure scalable, maintainable applications, advocate for Agile workflows, and focus on quality outcomes in software development.

Design, develop, and test FileNet eProcess to P8 migration solutions using FileNet Panagon eProcess API, FileNet P8 Process Engine, and Java/J2EE. Coordinate with offshore teams, engage users, and support P8 administration, content and image services.

Design, develop, test, and maintain .NET applications. Implement new features, follow enterprise security and best practices, collaborate with stakeholders, manage bugs and enhancements, mentor junior engineers, produce technical documentation, and support/optimize existing platforms and CI/CD processes.

Senior .NET developer responsible for day-to-day .NET development, collaborating with client architects to design solutions and application architecture, resolving client queries, and delivering SSIS/SSRS-integrated database work with SQL/Oracle.

Senior .NET developer responsible for application development using Microsoft stack (C#, .NET, ASP), LAMP technologies, and multiple RDBMS. Integrate with SaaS platforms (Salesforce, Concur, Coupa, Qualtrics), support production releases, follow change-management and documentation processes, and improve processes while managing multiple tasks in a fast-paced environment.

Develop and maintain web applications using .NET/C# and JavaScript with Oracle or SQL Server backends. Apply object-oriented design, PL/SQL, ASP.NET MVC with Razor, and test-driven development. Support reporting (SSRS) and optionally work with MySQL and Oracle 11g+. On-site presence required; candidate must provide own vehicle.

Lead analysis, design, development, testing, implementation, support and maintenance of medium-to-large web-based systems. Develop web solutions using .NET (ASP, C#), HTML, XML, CSS, JavaScript, and SQL stored procedures, and lead technical/business teams to deliver solutions.

Develop and optimize high-traffic web UI using C#/.NET and front-end technologies. Convert designs to HTML/CSS, implement client-side scripting, integrate REST/WCF services, work in Agile/SCRUM, and use source control.

Senior .NET developer to analyze requirements, design data models and databases, develop, debug, troubleshoot and maintain ASP.NET applications. Work includes enhancing ASP.NET 3.5/MVC3 apps, helping build an MVC4 app with EF Code First, consuming/creating web services, and supporting messaging/interface projects for provider registration and ELR tracking.

Senior full-stack developer responsible for designing, developing, and maintaining .NET/Angular web applications. Tasks include adding features, bug fixes, performance tuning, troubleshooting complex issues, mentoring junior developers, supporting deployments, and ensuring security/compliance. Works in Agile teams, collaborates with architects, and may provide 24x7 production support.

Senior .NET developer to deploy ASP.NET applications to Amazon Web Services, build real-time vessel tracking and reporting views, and work with C#, SQL Server, MVC, Windows Communication/Services, and firmware in an Agile environment. 6-month contract-to-hire based in San Diego.

Contract .NET/Excel-Access developer to migrate and maintain Excel and Access applications: document functional requirements, design solutions, write VBA/macros, develop and test, deploy to test/UAT/production, and transition applications to client staff. Role requires knowledge of .NET/C#, Oracle, TFS and mortgage program compliance.

Senior .NET full-stack developer responsible for custom application development, API integrations, database optimization, deployments, troubleshooting, performance, security, and production support using .NET/C#, ASP.NET Core, SQL, modern frontend frameworks, cloud, and CI/CD.

Lead technical teams to integrate multiple systems, designing and developing UI and middle-tier .NET applications. Responsibilities include team leadership (developers/testers), web service and WCF development, reusable UI modules, requirements management, scope control, issue and risk management, and owning SDLC activities.